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andre [41]
3 years ago
13

A seismic station recorded the P-wave, but no S-waves, from an earthquake because S-waves were what?

Biology
1 answer:
oee [108]3 years ago
6 0
P-waves are the primary seismic waves generated during an earthquake. They are the fastest and they are the first waves that arrive at the seismic station. S-waves are the secondary waves. They travel through solids but not through liquids or gases. <span>This is evidence that the outer core does not behave like a solid substance.</span>
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The first commercial application of genetic engineering was the use of bacteria to make insulin, a medicine needed by diabetics.
Murljashka [212]

Answer:

The question is incomplete, it lacks options. The options are:

A) It has made the demand for insulin decrease.

B) It has made the incidence of diabetes decrease.

C) It has made it easier for diabetics to inject themselves with insulin.

D) It has made insulin cheaper and more readily available.

The answer is D

Explanation:

Genetic engineering is a biotechnological procedure that involves the transfer of genes from one organism to another using biotechnology. In this case, bacteria cells are said to be genetically modified because their genetic content is tampered with and the genes that produces the insulin protein in humans is added into their genome. Hence, they transcribe and translate this gene to produce the protein-insulin.

Diabetic patients cannot produce this insulin in their system. Hence, the insulin produced from this genetically modified bacteria cells can be administered to diabetics via injection. This genetically modified way of producing insulin has proven to be a far better option to the previous practice of slaughtering cattles and pigs to obtain this protein because the GM method allows insulin to be produced in large amounts making it available and cheaper to diabetics.

7 0
3 years ago
What can stimulate cell regulators to increase cell reproduction?
mezya [45]

hormones can stimulate cell regulators to increase cell reproduction. Thus option C is correct.

<h3>what are the role of hormones in reproduction ?</h3>

Hormones are the chemical messengers  produced by the endocrine cells  and it move through the blood, act on target cells.

The two most important reproductive hormones are estrogen in female and testosterone in male.

Estrogen induce the eggs development and maturation process in adult female and released during regular intervals of menstrual cycle.

Testosterone in male responsible for male gamete production.

Other hormones involved, such as Follicle stimulating hormone (FSH), Luteinising hormone (LH).

Thus option C is correct.

Learn more about hormones, here:

brainly.com/question/13260616

#SPJ1

8 0
2 years ago
Which of the following is a distinct structure found specifically in the liver, spleen, and bone marrow?
Rina8888 [55]

Answer:

option A is correct

Explanation:

4 0
3 years ago
Consultation and testing by trained experts that enable individuals to learn about their genetic heritage, including harmful con
Luden [163]

Answer:

Genetic counseling

Explanation:

If an individual suspected an inherited disorder(usually dangerous) in the parents, or partner's family  and wish to <u>find out or investigate the pattern of inheritance,</u> or t<u>he likelihood of manifesting this conditions later in life</u>,<u> or the chances of the partner passing this down to their offspring</u>, then the expert to visit is  a genetic Counsellor, while the term to describe the genetic  enquires is called genetic counseling. The Counsellor also provides the necessary emotional support that the investigator may need after the discovery.

<u>Besides the above reason, Genetic counseling is also important for</u>

1.How and when to plan a baby ,if the birth is suspetabe to a disorder

2.the type of genetic screening test to go for,

3. how to protect the child and the mother during pregnancy,incase a disorder is already present,

4. to understand family history and to secure the future of the marriage.

5. the necessary safety and curative measures to give the child after birth.

Genetic Counsellors are certified expert with additional master degree in Genetic counseling.

7 0
3 years ago
What is the source of most salt in the ocean?
Sati [7]

Answer:

D. rocks on land

Explanation:

Salt in the ocean comes from two sources: runoff from the land and openings in the seafloor. Rocks on land are the major source of salts dissolved in seawater. Rainwater that falls on land is slightly acidic, so it erodes rocks. This releases ions that are carried away to streams and rivers that eventually feed into the ocean.

7 0
2 years ago
Read 2 more answers
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